Card Codex

M:tG card similarity search

17 May 2024: Card library updated.

Horizon Stone

5 · Artifact

If you would lose unspent mana, that mana becomes colorless instead.

Similar cards

Color identity:
NameManaTypeText
Blood Poet 2BCreature — Vampire Cleric Spark (Activate spark abilities by spending or giving yourself spark counters. Activate only one spark ability per turn, and only as a sorcery.) +1: Blood Poet gains lifelink until end of turn. −3: Target opponent discards a card. You gain life equal to its converted mana cost. 3/2
Sanwell, Avenger Ace 1WLegendary Creature — Human Pilot As long as an artifact creature you control is attacking, prevent all damage that would be dealt to Sanwell, Avenger Ace. Whenever Sanwell becomes tapped, exile the top six cards of your library. You may cast a Vehicle or artifact creature spell from among them. Then put the rest on the bottom of your library in a random order. 3/1
Astroquarium 2UArtifact When Astroquarium enters the battlefield, you may put an art sticker on it. {1}, {T}: Until end of turn, target creature becomes a blue Shark with base power and toughness 4/4. If the cracks in Astroquarium's art are completely covered, that creature becomes a blue Octopus with base power and toughness 8/8 instead. Activate only as a sorcery.
Infectious Inquiry 2BSorcery You draw two cards and you lose 2 life. Each opponent gets a poison counter.
Audacious Swap 3RInstant Casualty 2 (As you cast this spell, you may sacrifice a creature with power 2 or greater. When you do, copy this spell and you may choose a new target for the copy.) The owner of target nonenchantment permanent shuffles it into their library, then exiles the top card of their library. If it's a land card, they put it onto the battlefield. Otherwise, they may cast it without paying its mana cost.
Friendly Fire 3RInstant Target creature's controller reveals a card at random from their hand. Friendly Fire deals damage to that creature and that player equal to the revealed card's mana value.
Dragon Shadow 1BEnchantment — Aura Enchant creature Enchanted creature gets +1/+0 and has fear. (It can't be blocked except by artifact creatures and/or black creatures.) When a creature with mana value 6 or greater enters the battlefield, you may return Dragon Shadow from your graveyard to the battlefield attached to that creature.
Exsanguinate XBBSorcery Each opponent loses X life. You gain life equal to the life lost this way.
King Macar, the Gold-Cursed 2BBLegendary Creature — Human Noble Inspired — Whenever King Macar, the Gold-Cursed becomes untapped, you may exile target creature. If you do, create a Gold token. (It's an artifact with "Sacrifice this artifact: Add one mana of any color.") 2/3
Enraging Licid 1RCreature — Licid {R}, {T}: Enraging Licid loses this ability and becomes an Aura enchantment with enchant creature. Attach it to target creature. You may pay {R} to end this effect. Enchanted creature has haste. 1/1
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